Experience

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  Digital equipment international ltd

  Jun 1989 - Mar 1990

  Development engineer (hardware)

  • Involved in the building, debugging and qualifying of Parallel Thermocyclic Tester (PTCY) for new product start-up. The PTCY is a parallel memory test system designed for both functional and dynamic testing of memory modules.

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  Texas instruments singapore (pte) ltd

  Mar 1990 - Jul 1992

  Software engineer

  3/91 - 7/92 Trim Form• Provided software maintenance and enhancement for mould process controller (MPC). Wrote trim & form systems’ PC communication software (C programming under Windows 3.1 & DOS) with database tracking to link with Omron PLC.3/90 - 2/91 Die Attach• Responsible for implementing die attach machine vision algorithms, communication protocol and motion control software using C under VRTX real-time kernel environment.

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  Advanced systems automation pte ltd

  Jul 1992 - Sept 1993

  Senior engineer

  • Helped to set up trim and form department. Defined control, electrical and software implementation strategies for trim and form system based on competitors and internal benchmarking.• Led a small team of software engineers in the implementation of electrical system, user interface software, multi-tasking motion control software for prototype electro-mechanical trim and form system.• Led a team of engineers to develop servo-control system for new products.

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  Hewlett-packard singapore pte ltd

  Jan 1994 - Dec 1999

  Software engineer

  • Designed electrical, vision & machine control system. Developed new automated equipment control software, stepper and servomotor controllers’ software and machine vision algorithms using multi-threaded WIN32 with VC++ (MFC) under Windows NT & in-house multi-tasking kernel using C. Projects averaged 15-25 thousand lines of code. Working and co-ordinating projects with process engineers and vendors (local & overseas) in resolving manufacturing yield problems. • HP Office Automation Co-ordinator (OAC). System administrator for departmental LMX server and PC LAN. Helped to co-ordinate HP corporate OA roadmap and provided software/hardware (including PC troubleshooting) & network support for a department of more than 50 people. Show less

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  Stmicroelectronics

  Dec 1999 - Jul 2000

  Equipment engineer

  • Performed feasibility studies, investment analysis and comparison reports on equipment purchases. Evaluated, coordinated, planned and oversaw more than US$3 million equipment upgrades and contributed ideas and concepts in new equipment designs.• In charge of Process Statistics and Equipment Monitoring System (PSEMS) and supervised new software release to STMicroelectronics worldwide plants.

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  Singapore engineering software pte ltd

  Jul 2000 - Aug 2002

  System specialist (senior software developer)

  • Software developer and maintenance for large-scale, fault-tolerant, fail-over HP-UX, HP-RT and Windows NT Command & Control System in a multi-server networking environment with hubs, routers, Ethernet (TCIP & UDP), FDDI, radio packet communication, DGPS and ARPA radars. The UNIX software is more than a million lines of code and the Windows NT software is more than 180 thousand lines of code. Involved in software development with Visual C++ and Visual Basic software under Windows NT; VxWorks real-time programming under Intel Platform and Unix with SuSE Linux.• Worked with customers and users to create software and system specifications. Established policies and procedures for system. Analyzed, supported and troubleshoot networking issues.• Coordinated and managed sub-contractors and vendor. Customer crisis management. Helped sales team in preparing tender quotations and specifications. Show less

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  Yokogawa engineering asia pte ltd

  Sept 2002 - Mar 2009

  Senior engineer (software)

  • Project Lead involving in designing and implementing SCADA & PLC control programming & network architecture.• Interfacing and Overseeing the work by sub-contractors and to ensure work is undertaken within schedule in a safe manner.• SCADA system upgrading and refurbishment.

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  Yokogawa

  Mar 2009 - now

  • Responsible for designing, programming, simulating and testing SCADA, PLC & DCS Control Systems.• Support for system Integration & application engineering activities & report to Project Manager.• Interface with EPC/End users for system integration/ application/ debugging engineering activities.• Develop basic/ detailed design specifications for controls, HMI, 3rd Party sub-systems integration, Field bus, wireless, system sizing for network.• Design test procedures. Show less

  • Project, PLC & SCADA, Software Engineer (Senior Engineer)

    Aug 2014 - now

  • Senior Engineer (Validation & Testing)

    Mar 2009 - Jul 2014
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  Yokogawa engineering asia pte ltd

  Oct 2021 - now

  Cyber security risk assessment consultant

  Work as Industrial Cybersecurity Risk Assessment Consultant.